| Attaque 77 |
18 |
| Attica Blues |
9 |
| Atticus |
5 |
| Attila |
3 |
| Attrition |
8 |
| Au Bonheur Des Dames |
11 |
| Au Boulot Les Toutous |
3 |
| Au Revoir Simone |
34 |
| Aubrey Ashburn |
3 |
| Auburn |
15 |
| Aude |
12 |
| Aude Henneville |
9 |
| Auden |
7 |
| Audience |
5 |
| Audience Of One |
3 |
| Audio 2 |
5 |
| Audio Adrenaline |
21 |
| Audio Bullys |
3 |
| Audio Karate |
4 |
| Audio Learning Center |
3 |
| Audio Push |
7 |
| Audio Summer |
6 |
| Audio88 |
9 |
| Audioslave |
4 |
| Audition, The |
4 |
| Audra Mae |
11 |
| Audrey |
6 |
| Audrey Assad |
12 |
| Audrey De Montigny |
13 |
| Audrey Gordon |
6 |
| Audrey Horne |
7 |
| Audrey Landers |
5 |
| Aufray Hugues |
17 |
| Augie March |
7 |
| August Alsina |
48 |
| August Burns Red |
41 |
| Augustana |
60 |
| Aunty Jack |
5 |
| Aura Dione |
10 |
| Aural Vampire |
13 |
| Aurora |
4 |
| Aurora Aksnes |
5 |
| Aurora Borealis |
7 |
| Aurora Y La Academia |
5 |
| Auryn (España) |
8 |
| Aurèle |
11 |
| Aurélie Cabrel |
3 |
| Austin & Ally |
12 |
| Austin Lounge Lizards |
3 |
| Austin Lucas |
5 |
| Austin Mahone |
20 |
| Austra |
4 |
| Australia Hillsongs |
6 |
| Australian Crawl |
11 |
| Australian Idol |
11 |
| Austrian Death Machine |
7 |
| Autant En Emporte Le Vent |
29 |
| Autenticos Decadentes |
14 |
| Authority Zero |
5 |
| Autograph |
8 |
| Automatic |
3 |
| Automatic Loveletter |
38 |
| Autophobia |
3 |
| Autopilot Off |
3 |
| Autopsy |
62 |
| Autour De Lucie |
25 |
| Autumn |
6 |
| Autumn Hill |
4 |
| Autumn Rain Melancholy |
3 |
| Autumn Tears |
6 |
| Autumnblaze |
9 |
| Autumndivers, The |
3 |
| Autumns (The) |
4 |
| Avail |
3 |
| Avalanch |
21 |
| Avalanche |
3 |
| Avalanche City |
3 |
| Avalon |
33 |
| Avant |
16 |
| Avantasia |
77 |
| Avatar |
73 |
| Avenged Sevenfold |
89 |
| Aventura |
90 |
| Avenue Q |
4 |
| Average White Band |
17 |
| Averse Sefira |
8 |
| Avett Brothers (The) |
9 |
| Avi Buffalo |
6 |
| Aviad Cohen |
5 |
| Avias |
3 |
| Aviatic |
4 |
| Avicii |
30 |
| Avion |
4 |
| Avion Roe |
3 |
| Avion Travel |
4 |
| Avishai Cohen |
9 |
| Aviões Do Forró |
28 |
| Avril Lavigne |
153 |
| Avril Lavin |
3 |
| Avril Laving |
6 |